2.18.0

Breaking changes

• Renamed PR #1193's fields common rule option to include_fields due to collision with new_term rule type's existing field parameter - #1408 - @jertel

New features

• [Jira] Add ability to create a subtask, etc of an existing parent - #1417 - @OlehPalanskyi

Other changes

• [workwechat] add workwechat msgtype - #1369 - @bitqiu
• [Pager Duty] Add options: pagerduty_ca_certs, pagerduty_ignore_ssl_errors - #1418 - @kexin-zhai
• Add support for Kibana 8.13 for Kibana Discover - #1423 - @nsano-rururu